#C53733#C53733

#C53733 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.1% C 0.180 H 26.6°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C53733
RGB	rgb(197, 55, 51)
HSL	hsl(2, 59%, 49%)
HSV	hsv(2, 74%, 77%)
CMYK	cmyk(0%, 72.1%, 74.1%, 22.7%)
CIE-LAB	lab(45.42, 55.58, 35.84)
CIE-LCH	lch(45.42, 66.13, 32.81°)
OKLab	oklab(55.09% 0.1606 0.0805)
OKLCH	oklch(55.09% 0.18 26.6)
XYZ	xyz(24.9925, 14.8455, 4.6808)
Luminance	0.1484 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53733 #33C1C5

analogous

#C53378 #C53733 #C58033

triadic

#C53733 #33C537 #3733C5

tetradic

#C53733 #78C533 #33C1C5 #8033C5

square

#C53733 #78C533 #33C1C5 #8033C5

split-complementary

#C53733 #33C580 #3378C5

monochromatic

#641C1A #942926 #C53733 #D6635F #E29290

Accessibility & contrast

On white

5.29

#C53733 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C53733 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53733

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53733	#FFFFFF	#000000	##FFFFFF
##C53733	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615831

Deuteranopia (green-blind)

#84772E

Tritanopia (blue-blind)

#D90038

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c53733;
/* rgb */ color: rgb(197, 55, 51);
/* oklch */ color: oklch(55.1% 0.180 26.6);

Tailwind

colors: {
  custom: {
    50: '#df786b',
    500: '#c53733',
    950: '#000000',
  },
}

SCSS

$custom: #c53733;
$custom-light: #df786b;
$custom-dark: #000000;

JSON

{
  "hex": "#c53733",
  "rgb": {
    "r": 197,
    "g": 55,
    "b": 51
  },
  "hsl": {
    "h": 1.644,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.5509,
    "c": 0.17966,
    "h": 26.6
  },
  "luminance": 0.14842
}

Semantic roles & 50–950 ramp

primary

#C53733

secondary

#87CBCD

accent

#DEE246

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C53733

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →